The **M2AC-A84-R/Q** is a high-performance, industrial-grade AC Servo Motor from the **M2 Series**, typically manufactured by companies like **LS Electric** (formerly LS Industrial Systems). It is designed for precision motion control in automated systems. --- ### 1. Technical Specifications Table The following table outlines the primary electronic and mechanical characteristics of the M2AC-A84-R/Q: | Parameter | Specification | | :--- | :--- | | **Rated Output** | 400W (0.4 kW) | | **Input Voltage** | AC 200V - 230V (3-Phase/Single-Phase) | | **Rated Torque** | 1.27 N·m | | **Maximum Torque** | 3.82 N·m | | **Rated Speed** | 3,000 RPM | | **Maximum Speed** | 5,000 RPM | | **Encoder Resolution** | 19-bit (524,288 pulses/rev) | | **Inertia Type** | Low Inertia | | **Protection Rating** | IP67 (Dust-tight and Water immersion) | --- ### 2. Key Electronic Components The "Electronic Parts" of this motor assembly consist of the internal feedback systems and the electrical interface: #### A. The Encoder (Feedback System) The most critical electronic component inside the motor is the **19-bit Absolute Encoder**. - **Function:** It translates the physical rotation of the motor shaft into digital data. - **Precision:** With 19 bits, it provides over 500,000 points of resolution per single revolution, allowing for sub-micron positioning accuracy. - **Type:** Often utilizes Serial Communication protocols to send data back to the Servo Drive. #### B. Stator Windings and Insulation - **Phase Construction:** It features high-density electromagnetic windings optimized for low heat generation. - **Class F Insulation:** The electronic insulation is rated for high temperatures, ensuring the copper coils do not short-circuit under heavy loads. #### C. Connector Interface (The "R/Q" Suffix) - **R/Q Designation:** This usually refers to the specific **Connector Type** used for power and feedback. - **Connectors:** Unlike lead-wire models, these use industrial plug-in connectors (often military-style or plastic circular connectors) that provide high EMI (Electromagnetic Interference) shielding to protect the low-voltage encoder signals from the high-voltage power lines. --- ### 3. Electronic Integration (Servo Loop) To function, these electronic parts interact with a **Servo Drive** (Inverter): 1. **Power In:** The Drive sends Pulse Width Modulation (PWM) signals to the motor's stator. 2. **Magnetic Interaction:** The Permanent Magnet rotor reacts to the electromagnetic field. 3. **Feedback Loop:** The internal Encoder sends the exact position back to the Drive via the "Q" connector to correct any deviation in real-time. ---